Factors Affecting Dissolved Oxygen at Bengawan Solo River: A Spatial Filtering with Eigenvector Technique. Jurnal Varian, [S. l.], v. 5, n. 1, p. 1–8, 2021. DOI: 10.30812/varian.v5i1.1407. Disponível em: https://journal.universitasbumigora.ac.id/Varian/article/view/1407. Acesso em: 4 jul. 2025.